National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.

Clear

43°F

6°C

Humidity 75%
Wind Speed SSE 6 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 36°F (2°C)
Visibility 9.00 mi
Wind Chill39°F (4°C)
Last update 21 Jan 04:00 PM PST
Extended Forecast for

2 Miles SW South Seattle WA

  • Tonight

    Tonight: Increasing clouds, with a low around 32. Calm wind.

    Low: 32 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Patchy fog between 9am and 11am. Otherwise, mostly cloudy, with a high near 44. Calm wind.

    High: 44 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 47. Calm wind becoming north around 6 mph in the afternoon.

    High: 47 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30. Light north northeast wind.

    Low: 30 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of snow after 4am. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Increasing clouds, with a low around 32. Calm wind.
Thursday
Patchy fog between 9am and 11am. Otherwise, mostly cloudy, with a high near 44. Calm wind.
Thursday Night
Partly cloudy, with a low around 32. Calm wind.
Friday
Sunny, with a high near 47. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 30. Light north northeast wind.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
A slight chance of snow after 4am. Mostly cloudy, with a low around 32.
Monday
A slight chance of rain and snow before 10am, then a slight chance of rain. Mostly cloudy, with a high near 47.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 50.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain. Mostly cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW South Seattle WA
 47.54°N 122.33°W (Elev. 33 ft)
Last Update:
1:25 pm PST Jan 21, 2026
Forecast Valid:
4pm PST Jan 21, 2026-6pm PST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation